Strap shortening device



FIG. 1 is a perspective view of a strap shortening device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof, the side opposite being identical;

FIG. 4 is a sectional view thereof taken along line 4--4 of FIG. 2;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is an end elevational view thereof, the end opposite being identical; and

FIG. 7 is a front elevational view of a modified embodiment of the design shown in FIGS. 1 through 6. 

The ornamental design for a strap shortening device, as shown and described. 